2515.20.0000 - - Other calcareous monumental or building stone; alabaster t 25.16 - Granite, porphyry, basalt, sandstone and other monumental or building stone, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape: - - Granite: 2516.11.0000 - - - Crude or roughly trimmed t 2516.12.0000 - - - Merely cut, by sawing or ot